以及具有至少一个帽体接合部件的远端，贯通护圈的沿着所述帽纵向轴线的开口；

The retainer has a proximal end configured for engagement with the dermal tissue lancing device, a distal end with a cap body engagement feature and an opening.

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一种正牙孔圈(12)包括配置成用于耦合至正牙植入物(16)上的接合部分(20)。

An orthodontic eyelet (12) includes an engaging portion (20) configured for coupling onto an orthodontic implant (16).

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在该方面，第一形状和第二形状配合以使正牙孔圈(12)和正牙植入物(16)彼此锁定接合。

In this regard, the first shape may cooperate with the second shape to move the orthodontic eyelet (12) and the orthodontic implant (16) into locking engagement with one another.

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